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Prefix Free Usage Statistics

Top 10k

Top 100k

Top 1m

All Internet

Lets you use only unprefixed CSS properties everywhere.

https://leaverou.github.io/prefixfree/

Prefix Free Customers

Get access to data on 150,236 websites Prefix Free Customers. We know of 74,049 live websites using Prefix Free and an additional 76,187 sites that used Prefix Free historically and 32,019 websites in the United States.

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Get a list of 150,236 websites using Prefix Free which includes location information, hosting data, contact details, 74,049 currently live websites and an additional 55,933 domains that redirect to sites in this list. 76,187 sites that used this technology previouslyand 32,019 websites in the United States currently using Prefix Free.

Site Totals

Total Live: 74,049
55,933 additional website redirects^?.
United States Live Sites: 32,019
Live and Historical: 150,236

Top 1m: 0.16%
1,584
Top 100k: 0.31%
311
Top 10k: 0.28%
28

Countries

Financial

Group

African Union: 1,074
Arab League: 475
Asia-Pacific Economic Cooperation: 43,893
Assembly of European Regions: 15,697
Association of Caribbean State Members: 838
Association of Southeast Asian Nations: 930
Bay of Bengal Initiative for Multi-Sectoral Technical and Economic Cooperation: 2,053
Caribbean Community Members: 36
Caribbean Free Trade Association: 26
Central American Integration System: 91
Central European Free Trade Agreement Members: 180
Club de Paris: 56,290
Commonwealth of Independent States Members: 2,734
Commonwealth of Nations: 8,528
Community of Portuguese Language Countries: 1,963
Council of Europe: 21,803
Development Assistance Committee: 54,628
East African Community: 97
Eastern Partnership: 14,609
EC Inner Six: 9,023
EC Outer Seven: 5,135
Economic Cooperation Organization: 1,416
Eurasian Economic Union: 2,663
Euronest Parliamentary Assembly: 14,516
European Economic Area: 14,351
European Free Trade Association: 952
European Union: 14,206
European Union, European Economic Area and Switzerland: 15,158
Federation of Euro-Asian Stock Exchanges: 2,128
G2 Nations: 34,144
G20 Nations: 57,966
G7 Nations: 44,563
Global Governance Group: 2,575
Group of 77: 9,943
GUAM Organization for Democracy and Economic Development: 331
Gulf Cooperation Council: 257
IBSA Dialogue Forum: 3,992
International Solar Alliance: 48,176
Interparliamentary Assembly on Orthodoxy: 5,598
Majority German-speaking states of Central Europe: 5,092
North Atlantic Treaty Organization: 50,233
Organisation for Economic Co-operation and Development: 56,622
Organisation of Eastern Caribbean States: 53
Organisation of Islamic Cooperation: 2,487
Organization of American States: 36,786
Organization of Ibero-American States: 4,604
Organization of the Black Sea Economic Cooperation: 4,123
Organization of the Petroleum Exporting Countries: 884
Organization of Turkic States: 797
Pacific Alliance: 1,198
Shanghai Cooperation Organisation: 6,654
South Asian Association for Regional Cooperation: 2,029
Southern African Development Community: 550
Southern Common Market: 2,157
Sovereign states and dependent territories of North America: 33,973
Union of South American Nations: 34
Visegrad Group: 1,843

Region

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